Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 14

Waning Crescent 21%

02:03

14:05

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:25, Set: 16:05, Transit: 11:44. Moon - Rise: 02:03, Set: 14:05. Civil Dark: 16:44 - 06:46. Nautical Dark: 17:26 - 06:04. Astro Dark: 18:07 - 05:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
92
93
90
91
92
92
87
88
91
86
96
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
99
77
100
100
94
78
36
38
100
96
52
78
100
98
42
43
42
41

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
43
94
53
52
53
50
35
30
30
35
40
38
38
43
9

ISS Passover

Visibility (miles)

3
3
3
2
4
2
2
3
2
2
2
6
5
5
9
9
9
7
5
5
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Precipitation Type

Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
Light Rain
Very Light Rain
None
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
86
75
57
57
67
59
56
67
68
67

Precipitation Amount (mm)

2.9
1.9
1.7
2.1
1.8
2.1
1.8
2.2
2.3
2.2
2.3
1.3
1.1
1.1
0.3
0.3
0
0
0.4
0.2
0
0.4
0.3
0.3

Wind Speed/Direction (mph)

24
25
27
28
27
27
27
29
30
30
29
30
29
29
28
27
25
23
22
20
19
17
16
14

Chance of Frost

Temperature (°C)

10
10
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10

Feels Like (°C)

3
2
1
1
1
1
1
1
-0
-0
1
1
1
1
2
2
2
3
3
4
4
5
6
6

Dew Point (°C)

9
8
8
8
8
8
8
8
8
8
8
8
8
8
7
7
7
8
8
9
8
9
9
9

Relative Humidity (%)

93
91
91
91
91
90
93
91
91
91
91
90
90
90
88
88
88
88
90
93
91
93
95
93

Pressure (mb)

1006
1006
1005
1005
1005
1004
1004
1004
1005
1005
1005
1005
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1009
1010

Ozone (du)

291
291
292
288
284
282
283
282
282
283
284
287
287
286
285
284
282
282
282
281
281
280
280
281

Saturday 15

Waning Crescent 13%

03:16

14:14

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:26, Set: 16:04, Transit: 11:44. Moon - Rise: 03:16, Set: 14:14. Civil Dark: 16:42 - 06:48. Nautical Dark: 17:25 - 06:05. Astro Dark: 18:05 - 05:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
99
89

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
95
85
78

Medium Clouds (% Sky Obscured)

35
41
40
39
38
36
45
47
44
53
58
50
45
64
52
65
61
93
78
70
65
73
70
52

High Clouds (% Sky Obscured)

27
59
65
60
36
65
60
51
2
2
5
2
2
13
15
30
34
30
46
2
3
3
5
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

57
44
34
25
20
21
20
21
22
16
37
28
26
28
30
34
43
34
35
23
15
13
8
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
13
14
15
14
14
12
12
12
11
11
12
12
12
12
12
12
12
11
11
11
11
10

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
9
9
9
9
9
8
8

Feels Like (°C)

7
7
7
7
6
6
6
6
6
6
6
7
6
6
6
6
5
5
5
5
5
5
5
5

Dew Point (°C)

9
9
9
9
9
9
9
9
8
9
8
9
9
8
8
8
7
7
7
6
5
5
4
4

Relative Humidity (%)

93
93
93
95
93
93
93
91
90
91
91
91
91
91
88
87
87
84
84
80
75
74
75
71

Pressure (mb)

1010
1010
1011
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1014

Ozone (du)

280
280
282
282
282
281
283
285
286
289
290
292
293
292
294
294
293
293
293
295
296
296
300
308

Sunday 16

Waning Crescent 13%

04:29

14:22

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 OK
07 OK
08 Bad

Sun - Rise: 07:28, Set: 16:03, Transit: 11:44. Moon - Rise: 04:29, Set: 14:22. Civil Dark: 16:41 - 06:49. Nautical Dark: 17:24 - 06:07. Astro Dark: 18:04 - 05:26

Total Clouds (% Sky Obscured)

90
52
46
65
65
84
60
82
69
84
80
92
94
85
85
52
56
39
50
33
27
25
22
26

Low Clouds (% Sky Obscured)

46
52
46
65
65
83
60
80
62
80
74
29
90
63
49
41
46
37
49
30
26
24
22
24

Medium Clouds (% Sky Obscured)

57
0
0
0
2
2
3
3
3
0
0
20
18
13
17
6
5
1
2
0
0
0
0
0

High Clouds (% Sky Obscured)

5
7
5
5
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
0
0
0
0
2
4
5
6
19
8
25
28
11
7
7
7
8
6
6
5
7
29

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
12
12
13
12
12
11
9
8
6
8
9
11
14
13
13
13
12
14
14
14
14
14
14

Chance of Frost

Temperature (°C)

8
9
9
9
9
8
8
7
7
6
6
6
6
6
6
6
5
5
4
4
4
4
4
3

Feels Like (°C)

5
4
4
4
4
3
3
3
3
3
3
3
2
1
1
1
2
1
0
-1
-1
-1
-1
-2

Dew Point (°C)

3
2
2
2
1
1
1
2
0
1
2
3
3
3
3
3
3
3
2
1
1
0
1
1

Relative Humidity (%)

70
61
61
61
60
58
60
67
62
67
75
78
79
82
81
79
86
88
85
82
79
77
82
88

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1018
1018
1019
1020

Ozone (du)

309
306
302
300
298
295
292
286
280
275
270
269
274
279
283
286
285
283
280
278
275
273
270
269

Monday 17

Waning Crescent 7%

05:43

14:32

09 Bad
10 OK
11 OK
12 OK
13 Bad
14 Bad
15 OK
16 OK
17 Bad
18 Bad
19 Bad
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:30, Set: 16:01, Transit: 11:45. Moon - Rise: 05:43, Set: 14:32. Civil Dark: 16:40 - 06:51. Nautical Dark: 17:22 - 06:08. Astro Dark: 18:03 - 05:28

Total Clouds (% Sky Obscured)

22
18
19
20
35
53
27
24
40
40
45
45
52
67
78
69
59
50
66
74
56
47
56
58

Low Clouds (% Sky Obscured)

22
13
10
17
31
42
21
8
1
8
1
1
2
1
1
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
52
65
65
66
59
50
18
71
43
47
53
57

High Clouds (% Sky Obscured)

0
0
0
0
0
1
0
2
10
15
20
25
40
34
76
64
59
0
55
26
42
21
11
2

ISS Passover

Visibility (miles)

6
9
9
9
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

33
23
23
28
31
9
8
3
2
2
1
1
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
14
15
16
15
14
14
14
12
12
11
10
10
9
8
7
7
7
7
7
7
7
7
6

Chance of Frost

Temperature (°C)

3
4
6
6
6
5
5
4
3
3
2
2
2
2
1
1
1
1
1
0
-0
-1
-1
-1

Feels Like (°C)

-2
-1
-0
0
1
0
-1
-1
-2
-3
-3
-3
-3
-3
-3
-3
-3
-3
-4
-4
-4
-3
-3
-3

Dew Point (°C)

2
2
1
2
3
3
3
2
2
2
1
0
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3

Relative Humidity (%)

88
85
74
71
79
86
86
89
89
93
89
85
80
78
80
81
81
81
84
86
86
87
86
83

Pressure (mb)

1020
1021
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1020
1020
1019
1019
1019

Ozone (du)

268
268
266
267
270
271
273
284
289
291
286
284
279
279
281
281
285
284
283
288
287
287
287
288

Tuesday 18

Waning Crescent 3%

06:59

14:43

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:32, Set: 16:00, Transit: 11:45. Moon - Rise: 06:59, Set: 14:43. Civil Dark: 16:39 - 06:53. Nautical Dark: 17:21 - 06:10. Astro Dark: 18:02 - 05:29

Total Clouds (% Sky Obscured)

95
88
82
70
61
59
53
47
42
55
89
95
97
98
100
100
100
100
99
98
97
98
99
100

Low Clouds (% Sky Obscured)

0
0
0
1
2
4
15
25
36
35
31
28
53
76
100
100
100
100
93
86
79
81
83
85

Medium Clouds (% Sky Obscured)

95
88
82
62
33
33
27
21
18
30
86
92
94
97
100
80
60
45
64
77
92
94
98
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Snow
Snow

Precipitation Probability (%)

1
1
1
1
1
1
1
0
0
0
0
0
19
30
38
77
89
95
90
77
49
48
47
48

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.7
0.6
0.4
0
0
0.1
0.1

Wind Speed/Direction (mph)

6
7
8
9
9
7
7
6
6
6
6
6
6
7
6
6
7
9
12
10
8
7
7
6

Chance of Frost

Temperature (°C)

1
2
3
4
5
5
4
3
2
2
1
2
1
1
2
2
2
2
2
2
2
2
2
2

Feels Like (°C)

-2
-3
-2
-1
-0
2
2
0
0
-1
-1
-3
-2
-2
-2
-2
-2
-2
-2
-2
-1
-2
-2
-2

Dew Point (°C)

-3
-3
-3
-3
-3
-1
-1
-1
-1
-2
-2
-3
-3
-3
-3
-2
-2
-1
0
-0
0
0
1
1

Relative Humidity (%)

75
68
63
61
60
65
68
74
77
77
77
74
74
74
74
76
78
81
86
85
86
86
88
91

Pressure (mb)

1019
1018
1018
1017
1016
1016
1015
1015
1014
1014
1013
1012
1012
1011
1010
1009
1008
1007
1006
1006
1005
1005
1004
1004

Ozone (du)

290
295
296
289
290
293
299
306
306
308
313
315
313
311
308
308
317
325
334
337
340
343
339
334

Wednesday 19

Waning Crescent 1%

08:14

14:59

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:33, Set: 15:59, Transit: 11:45. Moon - Rise: 08:14, Set: 14:59. Civil Dark: 16:38 - 06:54. Nautical Dark: 17:20 - 06:11. Astro Dark: 18:01 - 05:30

Total Clouds (% Sky Obscured)

97
93
90
84
77
70
73
76
80
79
79
77
85
93
100
97
92
87
71
62
61
57
53
58

Low Clouds (% Sky Obscured)

84
83
83
78
73
67
65
61
58
63
66
69
76
84
91
86
82
74
70
62
60
57
53
52

Medium Clouds (% Sky Obscured)

94
88
81
67
54
38
35
34
25
15
12
10
35
60
85
81
77
73
56
42
32
32
51
55

High Clouds (% Sky Obscured)

0
0
0
0
1
1
1
0
0
0
0
0
1
3
4
29
55
75
71
62
61
57
51
32

ISS Passover

Visibility (miles)

7
7
7
7
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Precipitation Type

Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

44
41
38
36
33
29
31
37
42
43
38
22
43
54
62
58
53
46
47
47
45
48
52
58

Precipitation Amount (mm)

0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

7
7
8
8
8
9
10
11
12
13
13
13
14
14
14
14
15
16
17
18
19
20
19
19

Chance of Frost

Temperature (°C)

2
3
4
5
4
4
5
4
3
3
3
3
4
4
4
4
4
3
3
3
4
4
4
4

Feels Like (°C)

-1
-1
-1
-2
0
-1
-1
-1
-1
-1
-3
-3
-3
-4
-4
-3
-2
-2
-2
-1
-1
-1
-1
-1

Dew Point (°C)

2
2
2
2
2
1
1
1
0
-0
1
2
3
2
2
2
2
2
1
2
3
2
3
2

Relative Humidity (%)

94
89
85
83
82
80
79
79
79
80
83
88
93
89
88
86
86
88
88
89
89
89
88
86

Pressure (mb)

1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1005
1005
1005
1005
1006

Ozone (du)

330
328
325
323
325
327
329
327
326
324
322
320
318
316
314
312
310
309
307
306
304
302
304
305

Thursday 20

New Moon 0%

No Rise

15:20

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:35, Set: 15:57, Transit: 11:45. Moon - Rise: No Rise, Set: 15:20. Civil Dark: 16:37 - 06:56. Nautical Dark: 17:19 - 06:13. Astro Dark: 18:00 - 05:32

Total Clouds (% Sky Obscured)

63
71
75
75
74
73
72
77
71
67
67
67
62
62
57
57
48
48
47
41
60

Low Clouds (% Sky Obscured)

58
71
75
75
74
71
72
77
71
67
67
67
62
62
57
57
48
48
47
36
26

Medium Clouds (% Sky Obscured)

63
65
65
60
60
56
56
35
25
25
25
30
25
25
25
35
35
30
25
40
40

High Clouds (% Sky Obscured)

32
32
31
36
35
55
55
60
60
60
55
55
55
40
35
35
35
40
40
41
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Precipitation Type

Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

57
56
55
50
43
27
38
39
31
41
42
34
35
31
18
29
28
17
25
23
14

Precipitation Amount (mm)

0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
18
17
17
15
13
11
11
11
12
11
11
12
12
13
13
11
11
11
11
10

Chance of Frost

Temperature (°C)

4
4
5
5
5
5
5
5
4
3
3
3
2
3
2
2
2
2
2
2
1

Feels Like (°C)

-1
-2
-2
-3
1
1
2
2
2
2
-1
-1
-0
0
-0
-1
-1
-1
-1
-1
-2

Dew Point (°C)

2
2
2
1
1
1
1
1
1
1
0
0
-0
-0
-1
-2
-2
-2
-2
-3
-3

Relative Humidity (%)

85
82
79
74
73
75
76
78
80
83
82
83
85
82
80
78
78
77
76
74
73

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1007
1008
1008
1009
1009
1010
1010
1010
1010
1010
1011
1011
1011
1011

Ozone (du)

306
305
304
302
302
302
302
301
299
297
296
294
293
292
291
290
289
288
287
285
284

Forecast for Boston, Lincolnshire, United Kingdom (52.98,-0.02)

Generated: 14/11/25 08:47:34. Forecast: 14/11/25 to 20/11/25. Timezone: UTC+0.00